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CVE-2026-18349— SAMA5D44 Fault Injection Vulnerability

Quick assessment

Affected
Microchip SAMA5D4
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

微芯（Microchip）SAMA5D4 处理器存在抗电压和时钟毛刺保护不当的安全漏洞，可能导致硬件故障注入攻击。 此漏洞仅影响 SAMA5D4 系列处理器。

CVSS 7.3 · High

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2026-18349

Vulnerability Information
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Vulnerability Title
SAMA5D44 Fault Injection Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Improper protection against voltage and clock glitches vulnerability in Microchip SAMA5D4 allows Hardware Fault Injection. This issue affects SAMA5D4.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1247
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Microchip SAMA5D4 0 -

II. Public POCs for CVE-2026-18349

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III. Intelligence Information for CVE-2026-18349

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Vendor Advisories for CVE-2026-18349 (1)

IV. Related Vulnerabilities

Same vendor: Microchip
Same weakness: CWE-1247

V. Comments for CVE-2026-18349

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